Manhattan Prep - 5 Lb. Book of Gre Practice Problems 1,800 Practice Problems in Book and Online (Manhattan Prep 5 lb Series (2019 Edition))-Manhattan Prep (2019)
Quantity A The number of minutes it will take
Rachel and Terry, working
together, to assemble 9 brochures
Quantity B 40
18. With 4 identical servers working at a constant rate, a new Internet search
provider processes 9,600 search requests per hour. If the search provider
adds 2 more identical servers, and server work rate never varies, the search
provider can process 216,000 search requests in how many hours?
(A)
15
(B)
16
(C)
18
(D)
20
(E)
24
19. If Sabrina can assemble a tank in 8 hours, and Janis can assemble a tank
in 13 hours, then Sabrina and Janis working together at their constant
respective rates can assemble a tank in approximately how many hours?
(A)
21
(B)
18
(C)
7
(D)
5
(E)
2
20. Phil collects virtual gold in an online computer game and then sells the
virtual gold for real dollars. After playing 10 hours a day for 6 days, he
collected 540,000 gold pieces. If he immediately sold this virtual gold at a
rate of $1 per 1,000 gold pieces, what were his average earnings per hour,
in real dollars?
(A)
$5
(B)
$6
(C)
$7
(D)
$8
(E)
$9
21. After completing a speed training, Alyosha translates Russian literature
into English at a rate of 10 more than twice as many words per hour as he
was able to translate before the training. If he was previously able to
translate 10 words per minute, how many words can he now translate in an
hour?
(A)
30
(B)
70
(C)
610
(D)
1,210
(E)
1,800
22. Jenny takes 3 hours to sand a picnic table; Laila can do the same job in
hour. Working together at their respective constant rates, Jenny and Laila
can sand a picnic table in how many hours?
(A)
(B)
(C)
(D)
(E)
23. Riders board the Jelly Coaster in groups of 4 every 15 seconds. If there
are 200 people in front of Kurt in line, in approximately how many
minutes will Kurt board the Jelly Coaster?
(A)
5
(B)
8
(C)
10
(D)
13
(E)
20
A team of 8 chefs produce 3,200 tarts in 5 days. All chefs
produce tarts at the same constant rate.
24.